Adobe® Dreamweaver® CS4 Bible

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Part III

Adding Advanced Design Features

Dreamweaver includes a Get More Behaviors menu option at the bottom of the Add

(+) drop-down list. To use this feature, connect to the Internet and select Get More

Behaviors in Dreamweaver. You are whisked away to the Dreamweaver Exchange, a service from

Adobe with a huge selection of extensions of all flavors, including behaviors.

Managing events

Every time Dreamweaver attaches a behavior to a tag, it inserts an event for you. The default event

that is chosen is based on two criteria: the browser type and the selected tag. The different browsers

in use have widely different capabilities, notably when it comes to understanding the various event

handlers and associated tags.

For every specification or browser combination in the Show Events For submenu of the Add (+)

drop-down list, Dreamweaver has a corresponding file in the Configuration\Behaviors\Events folder.

Each tag listed in each file, such as

IE 4.0.htm, has at least one event associated with it. The entries

look like this:

<INPUT TYPE=”Text” onBlur=”*” onChange=”” onFocus=”” onSelect=””>

The default event for each tag is marked with an asterisk; in the preceding example, onBlur is

the default event. After you’ve selected an action and completed its parameter dialog box, the

default event appears in the Events column of the Behaviors panel alongside the action in the

Actions colum ...